From 21ccc1b76c81f49cd5a98892bba5a4871893c0a9 Mon Sep 17 00:00:00 2001
From: "Dennis Real (DL9CAT)" <github@tildepipe.org>
Date: Sat, 28 Sep 2019 08:24:02 +0200
Subject: [PATCH] remove compiler warnings

---
 main.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index f367093..aa37db8 100644
--- a/main.c
+++ b/main.c
@@ -40,6 +40,10 @@ static void apply_edelay_at(int i);
 
 static void cal_interpolate(int s);
 
+static void set_frequencies(uint32_t start, uint32_t stop, int16_t points);
+static void update_frequencies(void);
+
+
 bool sweep(bool break_on_operation);
 
 static MUTEX_DECL(mutex);
@@ -753,8 +757,9 @@ update_marker_index(void)
   }
 }
 
-void
-set_frequencies(uint32_t start, uint32_t stop, int16_t points)
+
+
+static void set_frequencies(uint32_t start, uint32_t stop, int16_t points)
 {
   int i;
   uint32_t span = (stop - start) / 1000; /* prevents overflow because of maximum of int32_t(2.147e+9) */  
@@ -764,6 +769,8 @@ set_frequencies(uint32_t start, uint32_t stop, int16_t points)
     frequencies[i] = 0;
 }
 
+
+
 void
 update_frequencies(void)
 {